轴承代号: NACHI 42683/42620 - 英制圆锥滚子轴承
轴承尺寸
d = 73.025
D = 127
B = 31
T = 30.162
C = 22.225
a = 2.8
da(min) = 88
db(max) = 81
Da(min) = 114
Db(min) = 121
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 42683
Mass(Cup) = 42620
额定动负荷: 131000
额定静负荷: 181000
极限转速（润滑脂润滑）: 2800
极限转速（油润滑） 3700
